Copper - image 1
Photo by James Elliott

Copper

S

Sean Finneson
0 for sale
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Copper, 2 cm, from the Keweenaw Peninsula, Michigan. Photo by James Elliott.

Product details

Species
CopperAbout Copper →
SizeThumbnail
Dimensions2.0 cm
Added on02/13/2026
Locality
USA, Michigan, Keweenaw PeninsulaRegional guide →
Publications
  • Mineralogical Record Mineral Collections In Pacific Northwest page 72

Learn more

Copper
Mineral guide
Learn about Copper
native copper with spinel-twinned crystals and arborescences; notable from Lake Superior, Itauz, Dongchuan, Corocoro, prized for color and localities.
Copper
Regional guide
Copper from Keweenaw Peninsula, Michigan, USA
Keweenaw Peninsula copper - classic native copper from Michigan, famed for wiry arborescent sprays, sharp crystal faces, and historic mines prized by collector…